Monitor Block Diagram - Acer B223W Service Manual

Monitor Block Diagram

The LCD MONITOR will contain a main board, a power board, a USB board, a USB display adapter and a key board
which house the flat panel control logic, brightness control logic and DDC.
The power board will provide AC to DC Inverter voltage to drive the backlight of panel and the main board chips
each voltage.
Inverter Board
(Include adapter)
AC-IN
90V-264V
CCFL Drive.
Key board
Flat Panel and
CCFL backlight
Main Board
Input :
D-SUB Signal
14
USB signal (Changed to digital
signal by USB display adapter)